#include <stdio.h>
#include <stdlib.h>

int main(int argc,char** argv,char** env)
{
    printf("argc=%d\n",argc);
    printf("argv[0]=%s\n",argv[0]);
    extern char **environ;
    char **p = environ;
    printf("environ=%p,env=%p\n",environ,env);

    char *value = getenv("LANG");
    printf("value=%s\n",value);
}
